1954833537964 has 24 divisors (see below), whose sum is σ = 3470542519808. Its totient is φ = 963339909840.

The previous prime is 1954833537961. The next prime is 1954833537973. The reversal of 1954833537964 is 4697353384591.

It is a super-2 number, since 2×1954833537964² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1954833537964.

It is not an unprimeable number, because it can be changed into a prime (1954833537961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11156532 + ... + 11330395.

Almost surely, 2^{1954833537964} is an apocalyptic number.

It is an amenable number.

1954833537964 is a deficient number, since it is larger than the sum of its proper divisors (1515708981844).

1954833537964 is a wasteful number, since it uses less digits than its factorization.

1954833537964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22487245 (or 22487243 counting only the distinct ones).

The product of its digits is 293932800, while the sum is 67.

The spelling of 1954833537964 in words is "one trillion, nine hundred fifty-four billion, eight hundred thirty-three million, five hundred thirty-seven thousand, nine hundred sixty-four".